AD 2018-11-14
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | Company | Airworthiness Directives; The Boeing Company Airplanes |
| aircraft | Aviat | Various | Airworthiness Directives; The Boeing Company Airplanes |
Unsafe Condition
fatigue cracking in the lower outboard wing skin, which could result in failure and subsequent separation of the wing and winglet and consequent reduced controllability of the airplane.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
high frequency eddy current (HFEC) inspections for cracking of the lower outboard wing skin, and repair or modification if necessary. One of three follow-on actions: Repeating the HFEC inspections, modifying certain internal stringers and oversizing and plugging the existing fastener holes of the lower wing, or modifying the external doubler/tripler and doing repetitive post-modification inspections.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 6,000 flight cycles after doing the Part 2 repair, or within 18,000 flight hours since doing the Part 2 repair, whichever occurs first.
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Affected Aircraft
The Boeing Company Model 767-300 and -300F series airplanes.
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Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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